…The upper arm is held adducted against the trunk and the elbow is flexed to 90 degrees. The forearm is moved very slowly outwards in…

…means that the machine emits ultrasound waves with a certain frequency and subsequently records reflected sound waves at double the frequency of the emitted waves…

…the thumb must be free unless it is to be immobilised, and the elbow must be able to flex if it is to be free…

…highest accuracy for palpation guided aspiration. Press the fluid from the medial towards the lateral side with your free hand. The needle is inserted directed…